linux-kernel - Re: [PATCH v12 11/12] soc: mediatek: cmdq: add cmdq_dev_get_client

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Message-ID: <1566235480.24117.13.camel@mhfsdcap03>
Date:   Tue, 20 Aug 2019 01:24:40 +0800
From:   houlong wei <houlong.wei@...iatek.com>
To:     Bibby Hsieh <bibby.hsieh@...iatek.com>
CC:     Jassi Brar <jassisinghbrar@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        CK Hu (胡俊光) 
        <ck.hu@...iatek.com>, "Daniel Kurtz" <djkurtz@...omium.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        srv_heupstream <srv_heupstream@...iatek.com>,
        Sascha Hauer <kernel@...gutronix.de>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "Nicolas Boichat" <drinkcat@...omium.org>,
        YT Shen (沈岳霆) 
        <Yt.Shen@...iatek.com>,
        Daoyuan Huang (黃道原) 
        <Daoyuan.Huang@...iatek.com>,
        Jiaguang Zhang (张加广) 
        <Jiaguang.Zhang@...iatek.com>,
        Dennis-YC Hsieh (謝宇哲) 
        <Dennis-YC.Hsieh@...iatek.com>,
        Ginny Chen (陳治傑) 
        <ginny.chen@...iatek.com>, <houlon.wei@...iatek.com>
Subject: Re: [PATCH v12 11/12] soc: mediatek: cmdq: add
 cmdq_dev_get_client_reg function

On Mon, 2019-08-19 at 10:53 +0800, Bibby Hsieh wrote:
> GCE cannot know the register base address, this function
> can help cmdq client to get the cmdq_client_reg structure.
> 
> Signed-off-by: Bibby Hsieh <bibby.hsieh@...iatek.com>
> ---
>  drivers/soc/mediatek/mtk-cmdq-helper.c | 29 ++++++++++++++++++++++++++
>  include/linux/soc/mediatek/mtk-cmdq.h  | 21 +++++++++++++++++++
>  2 files changed, 50 insertions(+)
> 
[...]
>  
> +/**
> + * cmdq_dev_get_client_reg() - parse cmdq client reg from the device
> + *			       node of CMDQ client
> + * @dev:	device of CMDQ mailbox clienti

'clienti' looks like a typo, 'client'?

> + * @client_reg: CMDQ client reg pointer
> + * @idx:	the index of desired reg
> + *
> + * Return: 0 for success; else the error code is returned
> + *
> + * Help CMDQ client pasing the cmdq client reg

'pasing' looks like a typo, 'parsing'?

> + * from the device node of CMDQ client.
> + */
> +int cmdq_dev_get_client_reg(struct device *dev,
> +			    struct cmdq_client_reg *client_reg, int idx);
> +
>  /**
>   * cmdq_mbox_create() - create CMDQ mailbox client and channel
>   * @dev:	device of CMDQ mailbox client